<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
        <form action="{{ requet.path_info }}" method="POST">
{#    <form action="{% url 'runs' 3 %}" method="POST">#}
        <p><input type="text" placeholder="用户名"></p>
        <p><input type="text" placeholder="密码"></p>
        <input type="submit" name="提交">
    </form>
</body>
</html>